Note: In every question correct answer is shown bold. In case you want the exact steps to solve each question you may post the question in
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section.
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HCL Solved Papers
1)Next number in the series 1, 1/2, 1/4, 1/8 ?
a) 1/25
b) 1/16
c) 1/36
Answer is 1/16
2) In 6 seconds a light flashes once. In one hour how many times it will flash?
a) 569 times
b) 601 times
c) 499 times
...
Here are some solved quantitative aptitude questions from HCL.
1) A millionaire bought a job lot of hats 1/4 of which were brown. The millionaire sold 2/3 of the hats including 4/5 of the brown hats. What fraction of the unsold hats were brown....
1) Piggy backing is a technique for ?
a)Flow control
b)Sequence
c)Acknowledgement
d)Retransmission
Answer is Acknowledgement
2) Virtual address are translated to physical address by?
a)The process
b)The MMU ...
1) Semaphore used to?
a)Avoid deadlocks
b)Communicate messages
c)Synchronice the access to shared resources
d)none of the above
Answer is Synchronice the access to shared resources
2) The number of address lines required to address...
1) Find the average height of five students with heights 142,147,153,165,157 in cms?
a) 152
b) 152.2
c) 152.4
d) 152.8
Answer is 152.8
2) The average marks of girls in a class is 62.5. The average marksof 4 girls among them...
1) The average weight of a class of 30 students is 40 kgs. If the teacher's weight is included then average increases by 2 kgs. Find the weight of the teacher?
a) 102
b) 100
c) 98
Answer is 102
2) In a group the average income of 6 men...
1) A man can row 5 kmph in still water. If the river is running at 1kmph, it takes him 75 minutes to row to a place and back. How far is the place?
(i) 3km
(ii) 2.5 km
(iii) 4 km
(iv) 5 km
Solution:
Speed downstream = (5+1)km/hr = 6 km/hr...
1) main()
{
static char names[5][20]={"pascal","ada","cobol","fortran","perl"};
int i;
char *t;
t=names[3];
names[3]=names[4];
names[4]=t;
for (i=0;i<=4;i++)
printf("%s",names[i...
Here are some solved questions from HCL Placement Papers
1) #include<stdio.h>
main()
{
struct xx
{
int x=3;
char name[]="hello";
};
struct xx *s=malloc(sizeof(struct xx));
printf("%d...